49 CFR § 526.1 - General provisions.

---
identifier: "/us/cfr/t49/s526.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 526.1 - General provisions."
title_number: 49
title_name: "Transportation"
section_number: "526.1"
section_name: "General provisions."
chapter_name: "NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
part_number: "526"
part_name: "PETITIONS AND PLANS FOR RELIEF UNDER THE AUTOMOBILE FUEL EFFICIENCY ACT OF 1980"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "15 U.S.C. 2002 and 2003; delegation of authority at 49 CFR 1.50."
regulatory_source: "47 FR 7248, Feb. 18, 1982, unless otherwise noted."
cfr_part: "526"
---


# 526.1 General provisions.

(a) *Applicability.* These regulations apply to petitions and plans submitted under the Automobile Fuel Efficiency Act of 1980, Pub. L. 96-425, as codified in Title V of the Motor Vehicle Information and Cost Savings Act, 15 U.S.C. 2001 *et seq.*

(b) *Address.* Each petition and plan submitted under the applicable provisions of sections 502 and 503 of the Motor Vehicle Information and Cost Savings Act must be addressed to the Administrator, National Highway Traffic Safety Administration, 400 Seventh Street, SW., Washington DC 20590.

(c) *Authority and scope of relief.* Each petition or plan must specify the specific provision of the Motor Vehicle Information and Cost Savings Act under which relief is being sought. The petition or plan must also specify the model years for which relief is being sought.

[47 FR 7248, Feb. 18, 1982, as amended at 59 FR 25576, May 17, 1994]